package com.atguigu.gulimall.order.web;

import com.atguigu.gulimall.order.service.OrderService;
import com.atguigu.gulimall.order.vo.*;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.servlet.mvc.support.RedirectAttributes;

import javax.servlet.http.HttpServletRequest;
import java.util.List;
import java.util.concurrent.ExecutionException;

//展示订单确认的数据
@Controller
public class OrderWebController {
    @Autowired
    OrderService orderService ;

    @GetMapping("/toTrade")
    public String toTrade(Model model,HttpServletRequest request) throws ExecutionException, InterruptedException {
      OrderConfirmVo confirmVo =  orderService.confirmOrder();
      model.addAttribute("orderConfirmData",confirmVo);
        return "confirm";
    }

    /**
     *  下单功能
     * @param vo
     * @return
     */
    @PostMapping("/submitOrder")
    public String submitOrder(OrderSubmitVo vo, Model model, RedirectAttributes redirectAttributes){

        SubmitOrderResponseVo responseVo = orderService.submitOrder(vo);

// 下单失败回到订单确认页重新确认订单信息
        System.out.println("订单提交的数据："+vo);
        if(responseVo.getCode() == 0){
            //成功//        下单成功来到支付页，
            model.addAttribute("submitOrderResp",responseVo);
            return "pay" ;
        }else{
            String msg = "下单失败:";
            switch (responseVo.getCode()){
                case 1: msg += "订单信息过期，请刷新再次提交";break;
                case 2: msg += "订单商品价格发生变化，请确认后再次提交";break;
                case 3: msg += "库存锁定失败，商品库存不足";break;
            }
            redirectAttributes.addFlashAttribute("msg",msg);
            return "redirect:http://order.gulimall.com/toTrade";
        }
    }
}
